Merge "ExtractorUnitTest: Update comparison test for flac, wav and midi extractors" am: 0f11fee893 am: 459b345b6f am: 4b42551908

Original change: https://android-review.googlesource.com/c/platform/frameworks/av/+/1313739

Change-Id: If240eeaf722a369d4c57e8b88e8f586dd8a5cbaa